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update!: use new filtering syntax in DBModel
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DanyLE 2023-04-03 17:00:05 +02:00
parent 170079053e
commit 7c2e44f178
1 changed files with 40 additions and 66 deletions
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106
silkmvc/core/sqlite.lua
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@ -281,22 +281,16 @@ end
function DBModel:insert(name, m)
local keys = {}
local values = {}
for k, v in pairs(m) do
local vals = {}
local gen = SQLQueryGenerator:new({})
for k,v in pairs(m) do
if k ~= "id" then
table.insert(keys, k)
if type(v) == "number" then
table.insert(values, v)
elseif type(v) == "boolean" then
table.insert(values, v and 1 or 0)
else
local t = "\"" .. v:gsub('"', '""') .. "\""
table.insert(values, t)
end
table.insert(keys,k)
table.insert(vals,gen:parse_value(v, {[type(v)] = true}))
end
end
local sql = "INSERT INTO " .. name .. " (" .. table.concat(keys, ',') .. ') VALUES ('
sql = sql .. table.concat(values, ',') .. ');'
local sql = string.format("INSERT INTO %s (%s) VALUES(%s)", name, table.concat(keys,","), table.concat(vals,","))
LOG_DEBUG("Execute query: [%s]", sql)
return self:exec(sql)
end
@ -322,30 +316,21 @@ function DBModel:getAll(name)
end
function DBModel:find(name, cond)
local cnd = "1=1"
local sel = "*"
if cond.exp then
cnd = self:gencond(cond.exp)
local filter = {}
if cond then
filter = cond
end
if cond.order then
cnd = cnd .. " ORDER BY "
local l = {}
local i = 1
for k, v in pairs(cond.order) do
l[i] = k .. " " .. v
i = i + 1
end
cnd = cnd .. table.concat(l, ",")
filter.table_name = name
local generator = SQLQueryGenerator:new(filter)
local r,sql = generator:sql_select()
if not r then
LOG_ERROR(sql)
return nil,sql
end
if cond.limit then
cnd = cnd .. " LIMIT " .. cond.limit
end
if cond.fields then
sel = table.concat(cond.fields, ",")
-- print(sel)
end
-- print(cnd)
local data = self:query(string.format("SELECT %s FROM %s WHERE %s", sel, name, cnd))
LOG_DEBUG("Execute query: %s", sql);
local data = self:query(sql)
if data == nil then
return nil
end
@ -379,17 +364,15 @@ end
function DBModel:update(name, m)
local id = m['id']
if id ~= nil then
local lst = {}
for k, v in pairs(m) do
if (type(v) == "number") then
table.insert(lst, k .. "=" .. v)
elseif type(v) == "boolean" then
table.insert(lst, k .. "=" .. (v and 1 or 0))
else
table.insert(lst, k .. "=\"" .. v:gsub('"', '""') .. "\"")
local tb = {}
local gen = SQLQueryGenerator:new({})
for k,v in pairs(m) do
if k ~= "id" then
table.insert(tb, string.format("%s=%s", k, gen:parse_value(v, {[type(v)] = true})))
end
end
local sql = "UPDATE " .. name .. " SET " .. table.concat(lst, ",") .. " WHERE id=" .. id .. ";"
local sql = string.format("UPDATE %s SET %s WHERE id = %d", name, table.concat(tb,","), m.id)
LOG_DEBUG("Execute query: [%s]", sql)
return self:exec(sql)
end
return false
@ -403,29 +386,20 @@ function DBModel:deleteByID(name, id)
local sql = "DELETE FROM " .. name .. " WHERE id=" .. id .. ";"
return self:exec(sql)
end
function DBModel:gencond(o)
for k, v in pairs(o) do
if k == "and" or k == "or" then
local cnd = {}
local i = 1
for k1, v1 in pairs(v) do
cnd[i] = self:gencond(v1)
i = i + 1
end
return " (" .. table.concat(cnd, " " .. k .. " ") .. ") "
else
for k1, v1 in pairs(v) do
local t = type(v1)
if (t == "string") then
return " (" .. k1 .. " " .. k .. ' "' .. v1:gsub('"', '""') .. '") '
end
return " (" .. k1 .. " " .. k .. " " .. v1 .. ") "
end
end
end
end
function DBModel:delete(name, cond)
local sql = "DELETE FROM " .. name .. " WHERE " .. self:gencond(cond) .. ";"
local filter = {}
if cond then
filter = cond
end
filter.table_name = name
local generator = SQLQueryGenerator:new(filter)
local r,sql = generator:sql_delete()
if not r then
return error(sql)
end
LOG_DEBUG("Execute query: %s", sql);
return self:exec(sql)
end